Paul Helm
Paul Helm
Sr. Research Scientist, Ontario Ministry of the Environment
Verified email at ontario.ca
Title
Cited by
Cited by
Year
Fluorinated organic compounds in an eastern Arctic marine food web
GT Tomy, W Budakowski, T Halldorson, PA Helm, GA Stern, K Friesen, ...
Environmental science & technology 38 (24), 6475-6481, 2004
4562004
Persistent organic pollutants and mercury in marine biota of the Canadian Arctic: an overview of spatial and temporal trends
BM Braune, PM Outridge, AT Fisk, DCG Muir, PA Helm, K Hobbs, ...
Science of the total environment 351, 4-56, 2005
4482005
Temporal and spatial variabilities of atmospheric polychlorinated biphenyls (PCBs), organochlorine (OC) pesticides and polycyclic aromatic hydrocarbons (PAHs) in the Canadian …
H Hung, P Blanchard, CJ Halsall, TF Bidleman, GA Stern, P Fellin, ...
Science of the Total Environment 342 (1-3), 119-144, 2005
3202005
Sources and sinks of microplastics in Canadian Lake Ontario nearshore, tributary and beach sediments
A Ballent, PL Corcoran, O Madden, PA Helm, FJ Longstaffe
Marine pollution bulletin 110 (1), 383-395, 2016
3142016
Isomers of dechlorane plus in Lake Winnipeg and Lake Ontario food webs
GT Tomy, K Pleskach, N Ismail, DM Whittle, PA Helm, ED Sverko, D Zaruk, ...
Environmental science & technology 41 (7), 2249-2254, 2007
2602007
Hidden plastics of Lake Ontario, Canada and their potential preservation in the sediment record
PL Corcoran, T Norris, T Ceccanese, MJ Walzak, PA Helm, CH Marvin
Environmental Pollution 204, 17-25, 2015
2312015
Sampling in the Great Lakes for pharmaceuticals, personal care products, and endocrine‐disrupting substances using the passive polar organic chemical integrative sampler
H Li, PA Helm, CD Metcalfe
Environmental Toxicology and Chemistry: An International Journal 29 (4), 751-762, 2010
2312010
Dechlorane plus levels in sediment of the lower Great Lakes
E Sverko, GT Tomy, CH Marvin, D Zaruk, E Reiner, PA Helm, B Hill, ...
Environmental science & technology 42 (2), 361-366, 2008
2272008
Chlordane enantiomers and temporal trends of chlordane isomers in arctic air
TF Bidleman, LMM Jantunen, PA Helm, E Brorström-Lundén, S Juntto
Environmental science & technology 36 (4), 539-544, 2002
2072002
Current combustion-related sources contribute to polychlorinated naphthalene and dioxin-like polychlorinated biphenyl levels and profiles in air in Toronto, Canada
PA Helm, TF Bidleman
Environmental Science & Technology 37 (6), 1075-1082, 2003
1572003
Enantioselective bioaccumulation of hexabromocyclododecane and congener-specific accumulation of brominated diphenyl ethers in an eastern Canadian Arctic marine food web
GT Tomy, K Pleskach, T Oswald, T Halldorson, PA Helm, G MacInnis, ...
Environmental Science & Technology 42 (10), 3634-3639, 2008
1522008
Passive sampling methods for contaminated sediments: Scientific rationale supporting use of freely dissolved concentrations
P Mayer, TF Parkerton, RG Adams, JG Cargill, J Gan, T Gouin, ...
Integrated environmental assessment and management 10 (2), 197-209, 2014
1512014
The effects of dissolved organic matter and pH on sampling rates for polar organic chemical integrative samplers (POCIS)
H Li, PA Helm, G Paterson, CD Metcalfe
Chemosphere 83 (3), 271-280, 2011
1482011
Identification and screening analysis of halogenated norbornene flame retardants in the Laurentian Great Lakes: Dechloranes 602, 603, and 604
L Shen, EJ Reiner, KA MacPherson, TM Kolic, ED Sverko, PA Helm, ...
Environmental science & technology 44 (2), 760-766, 2010
1472010
Polychlorinated naphthalenes in UK soils: time trends, markers of source, and equilibrium status
SN Meijer, T Harner, PA Helm, CJ Halsall, AE Johnston, KC Jones
Environmental science & technology 35 (21), 4205-4213, 2001
1402001
PCBs, PBDEs, and PAHs in Toronto air: Spatial and seasonal trends and implications for contaminant transport
L Melymuk, M Robson, PA Helm, ML Diamond
Science of the total environment 429, 272-280, 2012
1332012
Evaluation of passive air sampler calibrations: Selection of sampling rates and implications for the measurement of persistent organic pollutants in air
L Melymuk, M Robson, PA Helm, ML Diamond
Atmospheric Environment 45 (10), 1867-1875, 2011
1332011
Brominated and chlorinated flame retardants in Lake Ontario, Canada, lake trout (Salvelinus namaycush) between 1979 and 2004 and possible influences of food …
N Ismail, SB Gewurtz, K Pleskach, DM Whittle, PA Helm, CH Marvin, ...
Environmental Toxicology and Chemistry: An International Journal 28 (5), 910-920, 2009
1332009
Impacts of temperature and selected chemical digestion methods on microplastic particles
K Munno, PA Helm, DA Jackson, C Rochman, A Sims
Environmental toxicology and chemistry 37 (1), 91-98, 2018
1322018
Modern and historical fluxes of halogenated organic contaminants to a lake in the Canadian arctic, as determined from annually laminated sediment cores
GA Stern, E Braekevelt, PA Helm, TF Bidleman, PM Outridge, ...
Science of the Total Environment 342 (1-3), 223-243, 2005
1172005
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